1. 240-334 Computer System Design Lecture 5
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2. Part II: Control Path for (Single Cycle)
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3. Outline Control for Register-Register Or Immediate Instructions
Control Signal for Load/Store Branch Jump
Local control : ALU control
Main control
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4. Single Cycle Datapath
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5. Add Instruction Add rd, rs, rt - Mem[PC] - R[rd] <= R[rs] + R[rt]
- PC = PC + 4
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6. Fetch Unit : Add
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7. Single Cycle Datapath : Add
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8. Fetch Unit : End of Add
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9. Single Cycle Datapath : Immed.
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10. Single Cycle Datapath : Immed.
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11. Single Cycle Datapath : Load
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12. Single Cycle Datapath : Store
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13. Single Cycle Datapath : Branch
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14. End of Branch intstruction
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15. Summary of Control Signal
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16. Table of summary control signal
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17. Concept of Logical Control
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18. Decode of “func” Field
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20. Truth Table for Main Control
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21. Put It Together
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22. Worst Case timing Load
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23. Next on Lecture 6
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